<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8" />
		<title></title>
		<script src="bundle.js"></script>
	</head>
	<body>
		
		<div class="div">
    <div class="button">
        <input type="button" value="左" class="left" />
        <input type="button" value="右" class="right" />
    </div>
    <div class="tab">
        <div class="btn" style="width: 100%;">
            <input class="active" type="button" value="1" />
            <input type="button" value="2" />
            <input type="button" value="3" />
            <input type="button" value="4" />
        </div>
        <ul>
            <li class="show">第一个</li>
            <li>第二个</li>
            <li>第三个</li>
            <li>第四个</li>
        </ul>
    </div>
</div>


	</body>
</html>
